Hi, Have followed all instructions to try and get phone working on 3G. Have entered all Giff Gaff settings for Android but still no luck. Is my account data barred? Should data packet services be on or off?

Hi, Have followed all instructions to try and get phone working on 3G. Have entered all Giff Gaff settings for Android but still no luck. Is my account data barred? Should data packet services be on or off?